Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBn+aNfm0OoEL4TXPz2qn8Hg3KDTvqdz3QBniIsXTETmHJRn5s0u1+9WKJA… (844 chars)"
  }
}